← 2003 2002 2001 2004 in Iran → 2005 2006 2007
Decades:	1980s 1990s 2000s 2010s 2020s
See also:	Other events of 2004 Years in Iran

Events in the year 2004 in Iran.

• Supreme Leader: Ali Khamenei
• President: Mohammad Khatami
• Vice President: Mohammad Reza Aref
• Chief Justice: Mahmoud Hashemi Shahroudi

• Since 2004 until 2005 – Canada evokes its ambassador to Iran and in 2005 restates that until Iran has the same opinion to a global inquiry into Zahra Kazemi’s death, Canada will not restart political relations with Iran.^[1]
• February 18 – A train carrying a convoy of petrol, fertilizer, and sulfur derails and explodes in Nishapur, Iran, killing 300 people.^[2][3]
• February 20 – Conservatives win a majority in the 2004 Iranian legislative election.
• May 3 – PAS Tehran F.C. become 2003–2004 Iranian Premier Soccer League Champions.
• June 24 - A petrol truck loses control and collides with a bus at a police checkpoint in Nosratabad, killing 90 and injuring an additional 114.^[4]
• July 20
  • Ehsan Haddadi wins gold with a 62.14m discus throw.
  • Iran finishes 14th at IAAF World Junior Track-and-Field Championships.
• 2004: Iran's nuclear program faced increasing international scrutiny, with the International Atomic Energy Agency (IAEA) ^[5]reporting concerns about Iran's nuclear activities. This led to heightened diplomatic tensions with Western countries and discussions about potential nuclear proliferation

• January 31 – Amir Ebrahimzadeh, football player.^[6]

• April 30 – Kioumars Saberi Foumani, 62, also known as "Gol-Agha", Iranian satirist